Mackie CK100 Subwoofer Caster Kit for DRM18S/DRM18S-P Subwoofers
The CK100 kit is a set of 4 casters allows for easy transport of the DRM18S subwoofer when mounted to the rear of the cabinet. Mackie DRM18S. Mackie DRM18S-P. Mackie HD1801 (with mounting holes on rear of cabinet).